Home / 1,964,991.34-2,947,487.01-545,047.42

Finding the Fourth Proportional to 1,964,991.34, 2,947,487.01 and 545,047.42

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Solution

The fourth proportional to 1,964,991.34, 2,947,487.01 and 545,047.42 is: 817,571.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,991.34 : 2,947,487.01 = 545,047.42 : x
  2. Step 2: Convert to fraction form
    1,964,991.34/2,947,487.01 = 545,047.42/x
  3. Step 3: Cross multiply
    1,964,991.34x = 2,947,487.01 × 545,047.42
  4. Step 4: Simplify right side
    1,964,991.34x = 1,606,520,185,318.90
  5. Step 5: Solve for x
    x = 1,606,520,185,318.90/1,964,991.34
  6. Step 6: Final answer
    x = 817,571.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.